Home / 5,150.08-7,107.06-2,792.18

Finding the Fourth Proportional to 5,150.08, 7,107.06 and 2,792.18

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Solution

The fourth proportional to 5,150.08, 7,107.06 and 2,792.18 is: 3,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.08 : 7,107.06 = 2,792.18 : x
  2. Step 2: Convert to fraction form
    5,150.08/7,107.06 = 2,792.18/x
  3. Step 3: Cross multiply
    5,150.08x = 7,107.06 × 2,792.18
  4. Step 4: Simplify right side
    5,150.08x = 19,844,190.79
  5. Step 5: Solve for x
    x = 19,844,190.79/5,150.08
  6. Step 6: Final answer
    x = 3,853.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.